单项选择题The reason Roger went into the desert after Taz was that ______.
单项选择题When Taz asked his question, Roger ______.
单项选择题The outback town was given a library because ______.
单项选择题The word advocates” in the first paragraph is closest in meaning to which of the following
单项选择题What is the author's attitude toward the claims made by advocates of health foods